While Bill Cosby may have walked out of prison a free man yesterday, the courts saw to it that he endured two criminal trials and spent years in prison during his appeals.On June 30, the Pennsylvania Supreme Court tossed the criminal sexual assault conviction against Bill Cosby, concluding that the 2005 decision by District Attorney Bruce Castor not to prosecute Cosby for the alleged sexual assault of Andrea Constand barred Pennsylvania from later charging Cosby with that crime. Given the avalanche of allegations that the former actor and comedian drugged and then sexually assaulted scores of young women, Wednesday’s decision...